List of Famous people who are 81

Isabel do Carmo ComL is a former founder and leader of the Portuguese terrorist organization, Brigadas Revolucionárias /BR), which took part in an armed struggle against the Portuguese government, both before and after the overthrow of the repressive Estado Novo regime. She was also the founder and leader of Partido Revolucionário do Proletariado (PRP), a political organization never formalized as a party and created to support the BR. She was held in prison from 1978 to 1982. Carmo, a doctor and a University professor, has published extensively, on both medical and political issues.

Judy Ann Nugent is an American actress.

Wenche Elena Riosianu Medbøe is a Norwegian actress.

David Webb Peoples is an American screenwriter who wrote Blade Runner (1982), Unforgiven (1992), and 12 Monkeys (1995). He was nominated for Oscar, Golden Globe, and BAFTA awards. He won the best screenplay awards from the L.A. Film Critics (1991) and National Society of Film Critics (1992) for Unforgiven.

Frank Chin is an American author and playwright. He is considered to be one of the pioneers of Asian-American theatre.

David Seltzer is an American screenwriter, producer and director, perhaps best known for writing the screenplays for The Omen (1976) and Bird on a Wire (1990). As writer-director, Seltzer's credits include the 1986 teen tragi-comedy Lucas starring Corey Haim, Charlie Sheen and Winona Ryder, the 1988 comedy Punchline starring Sally Field and Tom Hanks, and 1992's Shining Through starring Melanie Griffith and Michael Douglas.

Saul Aaron Kripke is an American philosopher and logician in the analytic tradition. He is a Distinguished Professor of Philosophy at the Graduate Center of the City University of New York and emeritus professor at Princeton University. Since the 1960s, Kripke has been a central figure in a number of fields related to mathematical logic, modal logic, philosophy of language, philosophy of mathematics, metaphysics, epistemology, and recursion theory. Much of his work remains unpublished or exists only as tape recordings and privately circulated manuscripts.

Bertil Hille is a professor in the Department of Physiology and Biophysics at the University of Washington. He is particularly well known for his research and expertise on cell signalling by ion channels.